Firesuit

A firesuit is a specialized piece of protective clothing worn in motorsport that is designed to protect drivers, pit crew members, and track workers from flames and extreme heat during accidents or vehicle fires.

When race cars crash or experience mechanical failures, they can quickly catch fire because they carry large amounts of fuel and have hot engines. A firesuit gives the person wearing it precious extra seconds to escape or be rescued before suffering serious burns. Think of it as buying time in a life-threatening situation rather than making someone completely fireproof.

The most common material used in racing suits is called Nomex, a special synthetic fabric that doesn't burn or melt when exposed to flames. Instead, it forms a protective char layer that blocks heat from reaching the person's skin. About 95% of race car drivers worldwide wear suits made from Nomex because its fire-resistant properties don't wear out over time, even after many washes.

Racing suits are built with multiple layers of fabric, similar to how a winter coat has layers for warmth. More layers mean better protection from fire. A single-layer suit might protect someone for just a few seconds, while a triple-layer suit can provide protection for 30 to 40 seconds or more. The fabric is often quilted to create air pockets between layers, which act as extra insulation against heat.

Every firesuit must meet strict safety standards set by organizations like the SFI Foundation and the FIA (the governing body of international motorsport). These organizations test suits by exposing them to temperatures between 1,800 and 2,100 degrees Fahrenheit to measure how long they can prevent second-degree burns. Suits receive ratings based on their performance, and different types of racing require different minimum ratings.

In professional racing series like Formula 1, NASCAR, and IndyCar, wearing an approved firesuit is mandatory. Drivers also wear fire-resistant underwear, socks, gloves, and head socks as additional layers of protection. Even pit crew members who refuel cars or change tires during pit stops must wear these protective suits because they work around hot vehicles and flammable liquids.

Modern racing suits are typically one-piece overalls that cover the entire body, though some types of racing use two-piece designs with separate jackets and pants. Many suits feature special reinforced areas on the shoulders that act as handles, making it easier for safety crews to quickly pull a driver from a burning vehicle.

The firesuit became standard safety equipment in professional motorsport during the 1960s, and its development has saved countless lives. While race cars have become much safer over the decades, the firesuit remains one of the most important pieces of safety equipment in the sport, providing a critical last line of defense when everything else goes wrong.